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Published byGladys Jefferson Modified over 3 years ago

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Class Work Let’s start with some review!! 1.Solve for x. x 7 42

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Trig – Section 6 Law of Sines Objectives: To understand how to use the Law of Sines to solve any triangle.

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Law of Sines The Law of Sines says that in any triangle the lengths of the sides are proportional to the sines of the corresponding angles. A B C a b c

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Ex 1. Solve the triangle when given ASA. 30 A B C a b 100 40

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Ex 2. Solve the triangle (AAS)

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Class Work 5. Solve for x. Round answers to nearest tenth.

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6. Solve for x. Round answers to nearest tenth.

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You can also use the Law of Sines for two sides and an angle (SSA). Ex 3. Solve ABC if m A = 80 , a = 100 and b = 10

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Ex 4. Solve ABC if m A = 41 , a = 40 and b = 89.

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Class Work 7. Solve ABC if m A = 80 , a = 6.5 and b = 3.4 8. Solve ABC if m A = 80 , a = 10 and b = 100

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Class Work Practice Worksheet (odds)

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HW pg. 506 1,3,4,8,9,11,14,16,19

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